Demokatalog / Spannungsregler

5V 500mA step-down regulator D24V5F5
Foto: Pololu · abgerufen 2026-08-18 · sha256 42b73c5a38da…

5V 500mA step-down regulator D24V5F5

Pololu · MPN 2843 · agentenlesbare Fassung

$8.95Richtwert · 2026-08-22

Erfasst aus den eigenen strukturierten Daten von Pololu am angegebenen Datum — kein Angebot. Verfügbarkeit wird bewusst nicht zugesichert.

Pololu$8.95 · 2026-08-22Produktseite ↗

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Regulator product page

Technische Daten — jeder Wert mit seinem Beleg

Elektrisch

Leerlauf-Ruhestrom, typ200 μA
Anbieterseite
“% 500 kHz switching frequency (when not in power-save mode) 200 μA typical no-load quiescent current Over-current and short-ci”

https://www.pololu.com/product/2843

Überstrom-/Übertemperaturschutzja
Anbieterseite
“ight versions of the D24V5Fx family. The regulators feature short-circuit/over-current protection, and thermal shutdown helps prevent”

https://www.pololu.com/product/2843

Verpolungsschutznein
Anbieterseite
“shutdown helps prevent damage from overheating. The boards do not have reverse-voltage protection. If you need more output current, consider the very similar”

https://www.pololu.com/product/2843

Topologiebuck (step-down)
Anbieterseite
“voltage regulator in TO-220 package. The D24V5Fx family of buck (step-down) voltage regulators generates lower output voltages from inp”

https://www.pololu.com/product/2843

VIN-Anlegebereich, Familie (vor der Dropout-Grenze)3 bis 36 V
Anbieterseite
“near regulator in a TO-220 package. Features Input voltage: 3 V to 36 V for output voltages of 1.8 V and 2.5 V [ output voltage + d”

https://www.pololu.com/product/2843

SHDN-Low-Schwelle (unter)0.4 V
Anbieterseite
“utput voltage (VOUT). The SHDN pin can be driven low (under 0.4 V) to turn off the output and put the board into a low-power”

https://www.pololu.com/product/2843

SHDN-Pull-up-Widerstand nach VIN100 kΩ
Anbieterseite
“output and put the board into a low-power state. There is a 100 kΩ pull-up resistor between the SHDN pin and VIN, so if you wa”

https://www.pololu.com/product/2843

Stromaufnahme bei SHDN low @ 36 V Eingang (ca.)360 μA
Anbieterseite
“tional to the input voltage. (At 36 V in it will draw about 360 μA.) The input voltage, VIN, powers the regulator. Voltages be”

https://www.pololu.com/product/2843

Empf. Eingangskondensator für >20 V Eingang (min)33 μF
Anbieterseite
“ads or supply has high inductance, we recommend soldering a 33 μF or larger electrolytic capacitor close to the regulator bet”

https://www.pololu.com/product/2843

Empf. Spannungsfestigkeit des Eingangskondensators (min)50 V
Anbieterseite
“een VIN and GND. The capacitor should be rated for at least 50 V. More information about LC spikes can be found in our appli”

https://www.pololu.com/product/2843

Leistung

Schaltfrequenz500 kHz
Anbieterseite
“mum output current: 500 mA Typical efficiency of 80% to 93% 500 kHz switching frequency (when not in power-save mode) 200 μA ty”

https://www.pololu.com/product/2843

Typischer Wirkungsgrad80 bis 93 %
Anbieterseite
“DC-to-DC converters) and have a typical efficiency between 80% to 93%, which is much more efficient than linear voltage regulator”

https://www.pololu.com/product/2843

Genauigkeit der Ausgangsspannung4 %
Anbieterseite
“12 V, or 15 V output (depending on regulator version) with 4% accuracy Maximum output current: 500 mA Typical efficiency”

https://www.pololu.com/product/2843

Energiesparmodus bei geringer Lastja
Anbieterseite
“input and output voltage is large. These regulators have a power-save mode that activates at light loads and a low quiescent (no load)”

https://www.pololu.com/product/2843

Schnittstelle

Shutdown-Pin (SHDN)ja
Anbieterseite
“ections The buck regulator has four connections: shutdown ( SHDN ), input voltage (VIN), ground (GND), and output voltage (V”

https://www.pololu.com/product/2843

Anschlüsseshutdown ( SHDN ), input voltage (VIN), ground (GND), and output voltage (VOUT)
Anbieterseite
“ulator Connections The buck regulator has four connections: shutdown ( SHDN ), input voltage (VIN), ground (GND), and output voltage (VOUT). The SHDN pin can be driven low (under 0.4 V) to turn off t”

https://www.pololu.com/product/2843

Mechanik

Platinengröße13 mm x 10 mm x 3 mm
Anbieterseite
“n, over-temperature shutoff Small size: 0.5″ x 0.4″ x 0.1″ (13 mm x 10 mm x 3 mm) Using the regulator Connections The buck regulator has fou”

https://www.pololu.com/product/2843

Pinabstand0.1 ″
Anbieterseite
“labeled on the back side of the PCB and are arranged with a 0.1″ spacing along the edge of the board for compatibility with”

https://www.pololu.com/product/2843

Stiftleisten enthalten (gerade + gewinkelt)ja
Anbieterseite
“4x1 straight male header strip or the 4x1 right-angle male header strip that is included. Typical efficiency and output current The efficiency of a”

https://www.pololu.com/product/2843

Allgemein

Ausgangsspannung5 V
Anbieterseite
“Pololu 5V, 500mA Step-Down Voltage Regulator D24V5F5 Voltage Regulato”

https://www.pololu.com/product/2843

Ausgangsstrom500 mA
Anbieterseite
“Pololu 5V, 500mA Step-Down Voltage Regulator D24V5F5 Voltage Regulators and”

https://www.pololu.com/product/2843

Eingangsspannung5.1 bis 36 V
Anbieterseite
“pical max output current 1 Input voltage range 2 5 V 500 mA 5.1 V - 36 V Note 1: Actual achievable maximum continuous output current”

https://www.pololu.com/product/2843

Verwendet in

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